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[93.34.89.13]) by smtp.googlemail.com with ESMTPSA id b19-20020a05600c4e1300b0040648217f4fsm321406wmq.39.2023.11.28.18.12.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Nov 2023 18:12:39 -0800 (PST) From: Christian Marangi To: Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andy Gross , Bjorn Andersson , Konrad Dybcio , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: Christian Marangi Subject: [net-next PATCH 11/14] net: phy: at803x: make specific status mask more generic Date: Wed, 29 Nov 2023 03:12:16 +0100 Message-Id: <20231129021219.20914-12-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231129021219.20914-1-ansuelsmth@gmail.com> References: <20231129021219.20914-1-ansuelsmth@gmail.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Rework specific status masks to be more generic and drop checking PHY ID in read_specific_status. The function now takes an additional arg where the speed mask is passed and then extracted from the AT803X_SPECIFIC_STATUS reg. Signed-off-by: Christian Marangi --- drivers/net/phy/at803x.c | 26 ++++++++++++++++++-------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c index 32f44ef9835b..c6aa31495324 100644 --- a/drivers/net/phy/at803x.c +++ b/drivers/net/phy/at803x.c @@ -301,6 +301,11 @@ static struct at803x_hw_stat qca83xx_hw_stats[] = { { "eee_wake_errors", 0x16, GENMASK(15, 0), MMD}, }; +struct at803x_ss_mask { + u16 speed_mask; + u8 speed_shift; +}; + struct qca83xx_priv { u64 stats[ARRAY_SIZE(qca83xx_hw_stats)]; }; @@ -900,7 +905,8 @@ static void at803x_link_change_notify(struct phy_device *phydev) } } -static int at803x_read_specific_status(struct phy_device *phydev) +static int at803x_read_specific_status(struct phy_device *phydev, + struct at803x_ss_mask ss_mask) { int ss; @@ -919,11 +925,8 @@ static int at803x_read_specific_status(struct phy_device *phydev) if (sfc < 0) return sfc; - /* qca8081 takes the different bits for speed value from at803x */ - if (phydev->drv->phy_id == QCA8081_PHY_ID) - speed = FIELD_GET(QCA808X_SS_SPEED_MASK, ss); - else - speed = FIELD_GET(AT803X_SS_SPEED_MASK, ss); + speed = ss & ss_mask.speed_mask; + speed >>= ss_mask.speed_shift; switch (speed) { case AT803X_SS_SPEED_10: @@ -967,6 +970,7 @@ static int at803x_read_specific_status(struct phy_device *phydev) static int at803x_read_status(struct phy_device *phydev) { + struct at803x_ss_mask ss_mask = { 0 }; int err, old_link = phydev->link; /* Update the link, but return if there was an error */ @@ -987,7 +991,9 @@ static int at803x_read_status(struct phy_device *phydev) if (err < 0) return err; - err = at803x_read_specific_status(phydev); + ss_mask.speed_mask = AT803X_SS_SPEED_MASK; + ss_mask.speed_shift = __bf_shf(AT803X_SS_SPEED_MASK); + err = at803x_read_specific_status(phydev, ss_mask); if (err < 0) return err; @@ -1960,6 +1966,7 @@ static int qca808x_config_init(struct phy_device *phydev) static int qca808x_read_status(struct phy_device *phydev) { + struct at803x_ss_mask ss_mask = { 0 }; int ret; ret = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_10GBT_STAT); @@ -1973,7 +1980,10 @@ static int qca808x_read_status(struct phy_device *phydev) if (ret) return ret; - ret = at803x_read_specific_status(phydev); + /* qca8081 takes the different bits for speed value from at803x */ + ss_mask.speed_mask = QCA808X_SS_SPEED_MASK; + ss_mask.speed_shift = __bf_shf(QCA808X_SS_SPEED_MASK); + ret = at803x_read_specific_status(phydev, ss_mask); if (ret < 0) return ret;